Scientific Name:
Salix integra
Pronunciation:
SAY-licks en-TAG-gruh
Common Name:
dappled willow, Japanese willow
Family Name:
Salicaceae
Plant Type:
Shrub - deciduous
Key ID Features:
Leaves opposite or nearly so (most other willow species have alternate leaves); florets in reddish-brown catkins, 1-2.5cm long, early spring.
Habit:
Twiggy, Upright
Form:
Oval - horizontal, Round
Texture:
Medium - fine
Mature Height:
1.3 - 2.0m
Mature Spread:
2 - 3m
Growth Rate:
Fast
Origin:
S.E. Asia / Japan / China (Japan, Korea)
Hardiness Rating:
Zone 5: (-29 to -23 °C)
Exposure:
Full sun, Part sun/part shade, Filtered shade
Soil/Growing Medium:
Well-drained
Water Use:
Moderate
Landscape Uses:
Mixed shrub border, Small garden/space, Specimen plant, Spring interest, Summer interest, Waterside planting
Additional Info:
Google. Cultivars shown or on campus may include S. 'Hakuro Nishiki' (dappled willow).
Leaf Morphology:
Form:
Simple
Arrangement:
Opposite
Texture/Venation:
Soft flexible
Surfaces:
Colour in Summer:
Green, Pink, Nearly White
Colour in Fall:
Yellow
Shapes:
Lanceolate, Oblong, Ovate
Apices:
Acute
Bases:
Acute
Margins:
Additional Info:
Leaves variegated
Inflorescence Type:
Catkin (ament)
Flower Morphology:
Dioecious plant
Number Of Petals:
0
Colour (petals):
Not showy, Green, Red, Silver
Flower Scent:
None
Flower Time at Peak:
Mar, Apr
Fruit Type:
Capsule
Fruit Colour:
Brown
Fruiting Time:
Jun, Jul
Additional Info:
Fruit insignificant,
Bark Morphology:
Smooth
Bark or Stem Colour:
Grey, Green
Additional Info:
Younger shoots reddish to yellowish
Leaf Bud Type:
Oblong, One-scaled
Leaf Scar Shape:
Crescent shaped
Organ Modifications:
Ectomycorrhizae, stipules usually absent
Propagation:
Cuttings, Softwood cuttings, Hardwood cuttings
Pest Susceptibility:
Anthracnose, Beetles or weevils, Blight or needle cast, Canker or sap rot, Caterpillar or cutworm, Fungal leaf spot, Galls, Mildew, Root rot, Rust, Scale insects, Stem borer insects
